[Barnes and Noble] Split imagesBN.com and mark mixedcontent

https://trac.torproject.org/projects/tor/ticket/9656

(obviously it's Firefox that's broken.)

Conflicts:
	src/chrome/content/rules/BarnesandNoble.xml
[Internet Archive] Exclude pgdp01.us

https://trac.torproject.org/projects/tor/ticket/11091
[Microsoft] Add exclusion

https://trac.torproject.org/projects/tor/ticket/9095

Conflicts:
	src/chrome/content/rules/Microsoft.xml
[MySQL] Exclude downloads

https://trac.torproject.org/projects/tor/ticket/10115
[PornHub] Add exclusions

Because porn is oh so socially accepted.
[Royal Institution of Great Britain] Disable
https://trac.torproject.org/projects/tor/ticket/10381

Conflicts:
	src/chrome/content/rules/Royal-Institution-of-Great-Britain-mismatches.xml
Merge remote-tracking branch 'efforg/4.0' into 4.0